Power Systems A buchholz relay is used for both 1 and 2 protection of a transformer against all internal faults nether 1 nor 2 protection of a transformer against all external faults both 1 and 2 protection of a transformer against all internal faults nether 1 nor 2 protection of a transformer against all external faults ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a transmission line the insulators to be used at the dead end or sharp curves are pin type insulator any of the above strain type suspension type pin type insulator any of the above strain type suspension type ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statement is/are true regarding infinite line? It has infinite length It maintains the constant voltage both 2 and 3 It has infinite voltage It has infinite length It maintains the constant voltage both 2 and 3 It has infinite voltage ANSWER DOWNLOAD EXAMIANS APP
Power Systems A thermal protection switch is used to provide protection against short circuit. over voltage. overload. temperature. short circuit. over voltage. overload. temperature. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A power system network has n nodes, Z33 of its bus impedance matrix is j0.5 pu. The voltage at node 3 is 1.3∠ -10°. If capacitor is having reactance of -j3.5 pu is now added to the network between node 3 and reference node, the current drawn by the capacitor in pu is 0.433∠ 80° 0.725∠ 80° 0.325∠ -100° 0.371∠ -100° 0.433∠ 80° 0.725∠ 80° 0.325∠ -100° 0.371∠ -100° ANSWER DOWNLOAD EXAMIANS APP
Power Systems Telecommunication lines are transposed to reduce the All of these efficiency voltage level radio interference in communication lines All of these efficiency voltage level radio interference in communication lines ANSWER DOWNLOAD EXAMIANS APP
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